CN217389224U

CN217389224U - Distributed photovoltaic inverter protection tester

Info

Publication number: CN217389224U
Application number: CN202221080979.4U
Authority: CN
Inventors: 卢卫兵; 李学军; 张洋
Original assignee: Shenzhen Saifeiqi Photonics Technology Co ltd
Current assignee: Shenzhen Saifeiqi Photonics Technology Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-09-06
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses an inverter protection tester of distributing type photovoltaic belongs to protection tester technical field. The tester comprises a tester body, wherein the front end of the tester body is connected with a display screen and an operation key, the display screen is electrically connected with the operation key, the top of the tester body is provided with a plurality of wire insertion holes, the top of the tester body is connected with a dustproof mechanism, and the top of the tester body is provided with a plurality of sliding grooves and threaded holes; the utility model discloses a dustproof mechanism who sets up can protect the plug wire hole at tester body top at the in-process of depositing to the tester body to avoided the dust to drop into in the plug wire hole and leaded to follow-up contact failure's the condition to take place.

Description

Distributed photovoltaic inverter protection tester

Technical Field

The utility model relates to a protection tester technical field, more specifically say, relate to a dc-to-ac converter protection tester of distributing type photovoltaic.

Background

The inverter is a converter which converts direct current electric energy into fixed-frequency fixed-voltage or frequency-modulation voltage-regulation alternating current, and in the using process of the inverter, a tester is required to be used for testing the inverter, a plurality of wire inserting holes are usually formed in the current tester, and dust easily drops into the wire inserting holes in the storage process, so that poor contact is caused, and the inverter is not beneficial to use.

Therefore, the inverter protection tester for the distributed photovoltaic system is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dc-to-ac converter protection tester of distributing type photovoltaic is at the in-process of depositing the tester body, can protect the plug wire hole at tester body top to avoided the dust to drop into in the plug wire hole and lead to the condition emergence of follow-up contact failure.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a dc-to-ac converter protection tester of distributing type photovoltaic, includes the tester body, tester body front end is connected with the display screen and controls the key, the display screen with control key electric connection, a plurality of plug wire hole has been seted up at tester body top, tester body top is connected with dustproof mechanism, a plurality of spout and screw hole have been seted up at tester body top.

As a further aspect of the present invention: dustproof mechanism includes the arm-tie, arm-tie bottom fixed mounting has the dust guard, the equal fixed mounting in both sides of dust guard bottom has the slide, the equal sliding connection of slide is in the spout.

As a further aspect of the present invention: and one side of the dustproof plate is in threaded connection with a bolt, the bolt is matched with the threaded hole, and the bolt is in threaded connection with the tester body through the threaded hole.

As a further aspect of the present invention: the dustproof plate is characterized in that the front end of the dustproof plate is connected with protection plates distributed in a mirror image mode, grooves are formed in two sides of the front end of the dustproof plate, and positioning holes are formed in the grooves.

As a further aspect of the present invention: the protection plate top is fixedly provided with a connecting plate, and the connecting plate is connected with the groove in a sliding mode.

As a further aspect of the present invention: all sliding connection has the bolt on the slide, the bolt all with the mutual joint of locating hole.

The utility model has the advantages that: when the tester body is stored, the pulling plate is pulled to drive the dust guard to move, the two sides of the bottom of the dust guard are both provided with the sliding plates which are all connected in the sliding grooves in a sliding way, so when the dust guard moves, the dust guard can move on the top of the tester body through the sliding connection of the sliding plates and the sliding grooves, and the dust guard moves to the top of the plug wire hole, at the moment, the bolt on the dust guard is rotated, the bolt can slide on the dust guard through the mutual threaded connection of the bolt and the dust guard, and the bolt is matched with the threaded hole, so when the bolt slides on the dust guard, the bolt can rotatably slide into the threaded hole and is in mutual threaded connection with the tester body, the dust guard can be fixed on the top of the tester body to prevent dust in the plug wire hole, the utility model discloses a dust prevention mechanism is arranged, in the process of storing the tester body, the plug wire hole at the top of the tester body can be protected, so that the situation that the dust falls into the plug wire hole to cause poor follow-up contact is avoided.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the tester body of the present invention;

FIG. 3 is a schematic view of the structure of the dustproof mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the dust guard of the present invention;

fig. 5 is a schematic view of the connection structure of the protection plate of the present invention.

The reference numbers in the figures illustrate: 1. a tester body; 2. a dust-proof mechanism; 201. pulling a plate; 202. a dust-proof plate; 203. a bolt; 204. a slide plate; 205. a groove; 206. positioning holes; 3. a protection plate; 4. a chute; 5. a threaded hole; 6. a display screen; 7. a manipulation key; 8. a wire insertion hole; 9. a connecting plate; 10. and (4) a bolt.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

The embodiment is as follows:

as shown in fig. 1-3, a distributed photovoltaic inverter protection tester includes a tester body 1, the front end of the tester body 1 is connected with a display screen 6 and an operation key 7, the display screen 6 is electrically connected with the operation key 7, the top of the tester body 1 is provided with a plurality of plug wire holes 8, the top of the tester body 1 is connected with a dustproof mechanism 2, and the top of the tester body 1 is provided with a plurality of sliding grooves 4 and threaded holes 5;

the dustproof mechanism 2 comprises a pulling plate 201, the bottom of the pulling plate 201 is fixedly provided with a dustproof plate 202, two sides of the bottom of the dustproof plate 202 are fixedly provided with sliding plates 204, the sliding plates 204 are connected in the sliding groove 4 in a sliding manner, and when the pulling plate 201 is pulled, the dustproof plate 202 can be driven to move on the top of the tester body 1 through the sliding connection of the sliding plates 204 and the sliding groove 4;

the utility model discloses a dustproof plate 202, including dustproof plate 202, bolt 203, screw hole 5 looks adaptation, bolt 203 and tester body 1 threaded connection through screw hole 5, when need not remove dustproof plate 202, rotate bolt 203, through bolt 203 and dustproof plate 202 threaded connection, make bolt 203 slide on dustproof plate 202, finally slide in to screw hole 5 to can carry out spacing with dustproof plate 202.

The utility model discloses a theory of operation: when the tester body 1 is stored, the pull plate 201 is pulled to drive the dust-proof plate 202 to move, because the sliding plates 204 are arranged on two sides of the bottom of the dust-proof plate 202, and the sliding plates 204 are all connected in the sliding grooves 4 in a sliding manner, when the dust-proof plate 202 moves, the dust-proof plate 202 can move on the top of the tester body 1 through the sliding plates 204 and the sliding grooves 4 in a sliding manner, so that the dust-proof plate 202 moves to the top of the wire insertion hole 8, at the moment, the bolt 203 on the dust-proof plate 202 is rotated, the bolt 203 can slide on the dust-proof plate 202 through the mutual threaded connection of the bolt 203 and the dust-proof plate 202, and because the bolt 203 is matched with the threaded hole 5, when the bolt 203 slides on the dust-proof plate 202, the bolt can rotatably slide into the threaded hole 5 and is mutually connected with the tester body 1 through the threaded connection, the dust-proof plate 202 can be fixed on the top of the tester body 1, the wire insertion hole 8 is prevented from dust, the utility model discloses a dustproof mechanism 2 that sets up, at the in-process of depositing tester body 1, can protect the plug wire hole 8 at tester body 1 top to avoided the dust to fall into in the plug wire hole 8 and leaded to follow-up contact failure's the condition to take place.

As shown in fig. 4-5, the front end of the dust guard 202 is connected with the protection plate 3 with the mirror image distribution, grooves 205 are formed in both sides of the front end of the dust guard 202, positioning holes 206 are formed in the grooves 205, a connecting plate 9 is fixedly mounted at the top of the protection plate 3, the connecting plate 9 is slidably connected with the grooves 205, the sliding plate 204 is slidably connected with the pins 10, and the pins 10 are respectively connected with the positioning holes 206 in a clamped manner.

The working principle is as follows: after dust guard 202 sheltered from completion to plug wire hole 8, through connecting plate 9 and recess 205 sliding connection, can make 3 slidable mounting of guard plate at dust guard 202 front end, because sliding connection has bolt 10 on connecting plate 9, bolt 10 and locating hole 206 joint each other, so after connecting plate 9 slided into recess 205, press bolt 10, make bolt 10 slide on connecting plate 9, thereby can drive bolt 10 and slide into to the locating hole 206 in, fix connecting plate 9 in recess 205, through connecting plate 9 and recess 205 reciprocal anchorage, can install guard plate 3 at the front end of dust guard 202, thereby can protect the display screen 6 of 1 front end installation of tester body and control key 7.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several elements of the plurality recited in the product claims may be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not to denote any particular order.

Claims

1. The utility model provides an inverter protection tester of distributing type photovoltaic which characterized in that: including tester body (1), tester body (1) front end is connected with display screen (6) and controls key (7), display screen (6) and control key (7) electric connection, a plurality of plug wire hole (8) have been seted up at tester body (1) top, tester body (1) top is connected with dustproof mechanism (2), a plurality of spout (4) and screw hole (5) have been seted up at tester body (1) top.

2. The inverter protection tester of distributed photovoltaic of claim 1, characterized by: dustproof mechanism (2) include arm-tie (201), arm-tie (201) bottom fixed mounting has dust guard (202), the equal fixed mounting in dust guard (202) bottom both sides has slide (204), the equal sliding connection of slide (204) is in spout (4).

3. The inverter protection tester of distributed photovoltaic of claim 2, characterized by: the dustproof plate is characterized in that a bolt (203) is connected to one side of the dustproof plate (202) in a threaded mode, the bolt (203) is matched with the threaded hole (5), and the bolt (203) is connected with the tester body (1) in a threaded mode through the threaded hole (5).

4. The inverter protection tester of distributed photovoltaic of claim 3, characterized by: the front end of the dust guard (202) is connected with a protection plate (3) with mirror image distribution, both sides of the front end of the dust guard (202) are provided with grooves (205), and positioning holes (206) are formed in the grooves (205).

5. The inverter protection tester of distributed photovoltaic of claim 4, characterized by: the protection plate (3) is provided with a connecting plate (9) at the top, and the connecting plate (9) is connected with the groove (205) in a sliding manner.

6. The inverter protection tester of distributed photovoltaic of claim 5, characterized by: all sliding connection has bolt (10) on slide (204), bolt (10) all with locating hole (206) mutual joint.